| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. D Hottes vs K Bachmann |
| 1-0 | 57 | 1961 | FRG-ch 06th | E59 Nimzo-Indian, 4.e3, Main line |
| 2. K Bachmann vs K Darga |
| 0-1 | 28 | 1961 | FRG-ch 06th | A17 English |
| 3. D Hottes vs K Bachmann |
| ½-½ | 16 | 1962 | Bamberg IT | D29 Queen's Gambit Accepted, Classical |
| 4. K Bachmann vs C van den Berg |
| 0-1 | 32 | 1962 | FRG-NED | A00 Uncommon Opening |
| 5. C van den Berg vs K Bachmann |
| ½-½ | 28 | 1962 | FRG-NED | B80 Sicilian, Scheveningen |
| 6. K Bachmann vs H Pfleger |
| 0-1 | 40 | 1963 | West German Championship | D37 Queen's Gambit Declined |
| 7. M Eisinger vs K Bachmann |
| 1-0 | 30 | 1963 | West German Championship | B50 Sicilian |
| 8. K Bachmann vs S Wolk |
| 0-1 | 28 | 1963 | West German Championship | B27 Sicilian |
| 9. P Troeger vs K Bachmann |
| 0-1 | 61 | 1963 | West German Championship | D20 Queen's Gambit Accepted |
| 10. K Bachmann vs Unzicker |
| 0-1 | 39 | 1963 | West German Championship | E91 King's Indian |
| 11. P Ellrich vs K Bachmann |
| 1-0 | 36 | 1963 | West German Championship | C43 Petrov, Modern Attack |
| 12. K Bachmann vs C Clemens |
| ½-½ | 40 | 1963 | West German Championship | C70 Ruy Lopez |
| 13. A Kohl vs K Bachmann |
| ½-½ | 40 | 1963 | West German Championship | E43 Nimzo-Indian, Fischer Variation |
| 14. K Bachmann vs W Bialas |
| 1-0 | 28 | 1963 | West German Championship | A73 Benoni, Classical, 9.O-O |
| 15. J Hinne vs K Bachmann |
| 0-1 | 40 | 1963 | West German Championship | B43 Sicilian, Kan, 5.Nc3 |
| 16. K Bachmann vs M Gerusel |
| 1-0 | 26 | 1963 | West German Championship | B05 Alekhine's Defense, Modern |
| 17. H Hecht vs K Bachmann |
| 1-0 | 39 | 1963 | West German Championship | B99 Sicilian, Najdorf, 7...Be7 Main line |
| 18. K Bachmann vs H Lohsse |
| 0-1 | 42 | 1963 | West German Championship | A22 English |
| 19. K Bachmann vs H Besser |
| ½-½ | 31 | 1963 | West German Championship | B18 Caro-Kann, Classical |
| 20. D Mohrlok vs K Bachmann |
| 1-0 | 35 | 1963 | West German Championship | B12 Caro-Kann Defense |
| 21. C Vlagsma vs K Bachmann |
| ½-½ | 15 | 1964 | Detmold | B20 Sicilian |
| 22. K Bachmann vs K B Harman |
| 1-0 | 25 | 1968 | Northern Open | B32 Sicilian |
| 23. Browne vs K Bachmann |
 | 0-1 | 47 | 1968 | Northern Open | B15 Caro-Kann |
| 24. K Bachmann vs P W Hempson |
| 1-0 | 42 | 1968 | Northern Open | D29 Queen's Gambit Accepted, Classical |
| 25. L De Veauce vs K Bachmann |
| ½-½ | 41 | 1968 | Northern Open | B06 Robatsch |
Kibitzing
